Automatic calling number identification



Jan. 1, 1963 H. D. cAHlLL ETAL 3,071,650

AUTOMATIC CALLING NUMBER IDENTIFICATION Filed May 10, 1957 28Sheets-Sheet 1 A TTORNEY Jan. l, 1963 H. D. cAHlLL ETAL AUTOMATICCALLING NUMBER IDENTIFICATION 28 Sheets-Sheet 2 Filed May l0,

NWN

@GMO Dh H. D. CAH/LL WVM/TOPS. C H pAGNALL,J/P.

@y C. )14d/mg.

ATTORNEY Jan. l, 1963 H. D. cAl-NLL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28vSheets-Shee1: 3

Filed May 10, 1957 Nbun. m.

H. D. CAH/Ll. /Nva/vrons- C H 0,4 GNALL JR.

B C. 2nd/m W AMAT )com DDN

ATTORNEY Jan. 1, 1963 H. D. cAHlLL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet 4 Filed May 10, 1957 ATTORNEY Jan. l,1963 H. D. cAHlLL ETAL AUTOMATIC CALLING NUMBER IDENTIFICATION Filed May10, 1957 H. .CAH/LL ATTORNEY H. D. CAHILL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet 6 Jan. l, 19.63

Filed May l0, 1957 @t if.

B C. H. DGNLLJ?.

ATTORNEV Jan. l, 1963 H. D. CAHILL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet '7 Filed May l0, 1957 C. H. DAG/VALL, JR.

ATTORNEY Jan. l, 1963 H. D. CAHILL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheens-SheeI 9 Filed May 10, 1957 /NVENTo/Qs H- 0'CAHILL ATTORNV Jan. 1, 1963 H. D. cAHlLL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet 10 Filed May l0, 1957 H. D. CAH/Ll.

L m.. 0M H.. C@ mw W w SG A7' TORNEV Jan. l, 1963 H. D. cAHlLL. ETALAUTOMATIC CALLING NUMBER IDENTIFICATION Filed May l0, 1957 Jan. l, 1963H. D.-cAHn ETAL AUTOMATIC CALLING NUMBER IDENTIFICATION Jan. 1, 1963 H.D. cAHlLL. ETAL 3,071,650

AUTOMATIC CALLING NUMBER IDENTIFICATION Filed May 1o, 1957 28sheets-sheet 15 Q /NvE/vrons: JR- By g, )KM

A T TORNE Y Jan. l, 1963 H. D. cAHlLL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet 14 Filed May 10, 1957 Illu mn I u www!!HH f1.0, cAH/LL Nm/T255 c. H. DAG/VALQJ/a ATTORNEY Jan. l, 1963 H. D.cAHlLl. ETAL AUTOMATIC CALLING NUMBER IDENTIFICATION 28 Sheets-Sheet 15Filed May 10, 1957 :I :I :1:: :Z I

ITS -E EQ .3.2 EE 2 A /I l A z A o. A A m z A u. f MES f if wqmzbm A fl.EESQ l H. o. cAH/Ll. /NVEVTOB/ff c. H. DAa/vA,JR.

ATTORNEY H. D. cAHlLL ETAL 3,071,650 AUTOMATIC CALLING NUMBERIDENTIFICATION 28 Sheets-Sheet 16 Jan. l, 1963 Filed May lO, 1957ATTORNEV Jan. 1, 1963 H. D. cAHlLL. ETAT. 3,071,550

AUTOMATIC CALLING NUMBER IDENTIFICATION Filed May 1o, 1957 28sheets-sheet 1v ATTORNEY 0 SENT ESM a m u .H. m u..

28 Sheets-Sheet 18 /A/f/ENTORS Jan. 1, 1963 H. D. cAHlLL ETAL AUTOMATICCALLING NUMBER IDENTIFICATION Filed May 1o, 1957 Jan. l, 1963 H. D.cAHlLL. ETAL AUTOMATIC CALLING NUMBERKIDENTIFICATION 28 Sheets-Sheet 19Filed May 1o, 1957 SKO- m.\

M, um. wm. mm 0F. M Hc.

m V. B N,

ATTORNEY Jan. 1, 1963 H. D. cAHlLL ETAL AUTOMATIC CALLING NUMBERIDENTIFICATION ATTORNEY

6. IN A TELEPHONE SYSTEM, A LOCAL OFFICE, CALLING LINE CIRCUITS, IDENTIFYING EQUIPMENT AT SAID LOCAL OFFICE INCLUDING MEANS FOR REGISTERING THE DIGITS OF A CALLING LINE DESIGNATION, A TANDEM OFFICE, CHARGE RECORDING MEANS AT SAID TANDEM OFFICE, AN OPERATOR POSITION AT SAID TANDEM OFFICE, MEANS TO CONNECT SAID LINE IDENTIFYING EQUIPMENT WITH A CALLING LINE CIRCUIT TO REGISTER THE DESIGNATION OF SAID LINE, MEANS UNDER THE CONTROL OF SAID REGISTERING MEANS TO TRANSMIT AN INFORMATION DIGIT FOLLOWED BY THE DIGITS OF SAID CALLING LINE DESIGNATION TO SAID CHARGE RECORDING MEANS, MEANS EFFECTIVE IF SAID LINE IDENTIFYING EQUIPMENT CANNOT IDENTIFY THE CALLING LINE DESIGNATION TO TRANSMIT A DIFFERENT INFORMATION DIGIT TO SAID TANDEM OFFICE, AND MEANS RESPONSIVE TO SAID DIFFERENT INFORMATION DIGIT TO CONNECT SAID OPERATOR POSITION WITH SAID CALLING LINE AND TO PLACE SAID CHARGE RECORDING MEANS UNDER THE CONTROL OF SAID OPERATOR POSITION. 